Home / 39,275.36-54,200.90-22,280.74

Finding the Fourth Proportional to 39,275.36, 54,200.90 and 22,280.74

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Solution

The fourth proportional to 39,275.36, 54,200.90 and 22,280.74 is: 30,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,275.36 : 54,200.90 = 22,280.74 : x
  2. Step 2: Convert to fraction form
    39,275.36/54,200.90 = 22,280.74/x
  3. Step 3: Cross multiply
    39,275.36x = 54,200.90 × 22,280.74
  4. Step 4: Simplify right side
    39,275.36x = 1,207,636,160.67
  5. Step 5: Solve for x
    x = 1,207,636,160.67/39,275.36
  6. Step 6: Final answer
    x = 30,747.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.